Question: What is the Spotify broadcasting language which has a regulatory body in the Institute of the Czech Language?
Paraphrase: What is the Spotify broadcasting language which has a regulatory physique in the Institute of the Czech Language?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q689141 wdt:P407 ?answer . ?answer wdt:P1018 wd:Q1661875}
Answer: Czech